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A quick developing framewort for internet company
/**
* Copyright (C) 2016 - 2030 youtongluan.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.yx.util;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import org.yx.common.sumk.UnsafeByteArrayOutputStream;
import org.yx.log.RawLog;
public final class IOUtil {
public static byte[] readAllBytes(InputStream in, boolean closeInput) throws IOException {
UnsafeByteArrayOutputStream out = new UnsafeByteArrayOutputStream(1024);
transferTo(in, out, closeInput);
out.close();
return out.toByteArray();
}
public static String readAll(Reader in, boolean closeInput) throws IOException {
StringBuilder sb = new StringBuilder();
int len;
char[] buf = new char[1024];
try {
while ((len = in.read(buf)) > 0) {
sb.append(buf, 0, len);
}
} finally {
if (closeInput) {
try {
in.close();
} catch (Exception e) {
RawLog.error("sumk.sys", e);
}
}
}
return sb.toString();
}
public static int transferTo(InputStream in, OutputStream output, boolean closeInput) throws IOException {
if (in == null) {
return 0;
}
try {
int n = 0;
int count = 0;
byte[] temp = new byte[1024];
while (-1 != (n = in.read(temp))) {
output.write(temp, 0, n);
count += n;
}
return count;
} finally {
if (closeInput) {
try {
in.close();
} catch (Exception e) {
RawLog.error("sumk.sys", e);
}
}
}
}
}
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